MPSC PYQScienceenglish

Which of the following pair/pairs of metal/metals can be extracted from their ores by using cyanide complex solutions? (A) Cu and Au (B) Co and Ag (C) Au and Ag (D) Na and Hg

A.Both (A) and (B)
B.Only (C)
C.Only (D)
D.Both (C) and (D)

Correct answer: B

Source paper

MPSC Gazeted Civil Services Combined Pre 2024

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